Urinalysis & Body Fluids

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| By Melissa3393

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Questions: 178 | Attempts: 4,436 | Updated: Mar 22, 2023

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Urinalysis is the process of checking the appearance, concentration and content of urine so as to detect a wide range of medical disorders like diabetes and kidney disease. What can you tell us about this, and other bodily fluids?

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Current Version
Mar 22, 2023

Quiz Edited by
ProProfs Editorial Team
Jun 12, 2012

Quiz Created by
Melissa3393

Urinalysis & Body Fluids

After receiving a 24 hour urine for quantitative total protein analysis, the technician must first:

False results in urobilinogen testing may occur if the urine specimen is:

A clean-catch urine is submitted to the laboratory for routine urinalysis and culture. The routine urinalysis is done first, and 3 hours later, the specimen is sent to the microbiology department for culture. The specimen should:

Which of the following urine results is most apt to be changed by proloinged exposure to light?

Urine samples should be examined within 1 hour of voiding because:

A urine speciment comes to the laboratory 7 hours after it is obtained. It is acceptable for culture only if the specimen has been stored:

Which of the following would be affected by allowing a urine specimen to remain at room temperature for 3 hours before analysis?

A 24-hour urine from a man who had no evidence of kidney impairment was sent to the laboratory for hormone determination. The volume was 600 mL, but there was some question as to the completeness of the 24-hour collection. The next step would be to :

Failure to observe RBC casts in a urine specimen can be caused by:

EGFR calculated by the MDRD formula takes into account the age, BUN, race, albumin and what else for its calculation?

The creatinine clearance is reported in:

Microalbumin can be measured by a random urine collection. An increase microalbumin is predictive of:

A patient with uncontrolled diabetes mellitus will most likely have:

While performing an analysis of a baby's urine, the technologist notices the specimen to have a "mousy" odor. Of the following substances that may be excreted in urine, the one that most characteristically produces this odor is:

An ammonia-like odor is characteristically associated with urine from patients who:

Urine that develops a port wine color after standing may contain:

Acid urine that contains hemoglobin will darken on standing due to the formation of:

Urine from a 50-year-old man was noted to turn dark red on standing. This change is caused by:

The clarity of a urine sample should be determined:

Milky urine from a 24-year-old woman would most likely contain:

A brown-black urine would most likely contain:

The yellow color of urine is primarily due to:

Red urine may be due to:

A urine specimen collected on an apparently healthy 25-year-old man shortly after he finished eating lunch was cloudy by showed some normal results on a multiple reagent strip analysis. The most likely cause of the turbidity is:

In which of the following metabolic diseases will urine turn dark brown to black upon standing?

Urine osmolality is related to:

Urine specific gravity is an index of the ability of the kidney to:

Osmolality is the measure of:

A patient urine sample has an increased protein and a high specific gravity. Which of the following would be a more accurate measure of urine concentration?

To prepare a solution appropriate for quality control of the refractometer, a technician should use:

A urine's specific gravity is directly proportional it its:

Isosthenuria is associated with a specific gravity which is usually:

The fluid leaving the glomerulus normally has a specific gravity of:

An antidiuretic hormone deficiency is associated with a:

Use of a refractometer over a urinometer is preferred due to the fact that the refractometer uses:

Calibration of refractometers is done by measuring the specific gravity of distilled water and:

The method of choice for performing a specific gravity measurement of urine following administration of x-ray contrast dyes is:

Which of the following urinary parameters are measured during the course of concentration and dilution tests to assess renal tubular function?

Refractive index is a comparison of:

Which of the following can give a false-negative urine protein reading?

The pH of a urine specimen measures the:

Upon standing at room temperature, a urine pH typically:

Urine reagent strips should be stored in a(n):

The principle of the reagent strip test for urine protein depends on:

The protein section of the urine reagent strip is most sensitive to:

Routine screening of urine samples for glycosuria is performed primarity to detect:

Which of the following reagents is used to react with ketones in the urine?

A test area of a urine reagent strip is impregnated with only sodium nitroprusside. This section will react with:

A reagent strip area impregnated with stabilized, diazotized 2, 4-dichloroaniline will yield a positive reaction with: